最初にインストール
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pip install pydotplus brew install graphviz |
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#可視化 import pydotplus from IPython.display import Image from graphviz import Digraph from sklearn.externals.six import StringIO dot_data = StringIO() tree.export_graphviz(clf, out_file=dot_data,feature_names=train_X.columns, max_depth=3) graph = pydotplus.graph_from_dot_data(dot_data.getvalue()) graph.write_pdf("graph.pdf") Image(graph.create_png()) |
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